??????????????????????2??????????????????21?????? (?? ??????????????)???21??,??????????????,???“??????????”?????????????,???????????,???

2??????????21??,“?????????”???????????????????????? ????????????? ???????

?,?????????????????,????,????????,?????????????,????,????????????????,????????,????????????????????????,?,????????,?????????????????

?????,??,?????,????????????????,???????????,?????????

??????????????(??????)?????????????????,?????,????“?????”??,???????????????20???????????????????????,?????????????,?,????,????????????(??)

????:?? “??????????”_????

?? ????????“???????”???? ??

????:1???????????:???????

2???????

3???????????

4?????

5???????????

??????????????????????2??????????????????21?????? (?? ??????????????)???21??,??????????????,???“??????????”?????????????,???????????,???

2??????????21??,“?????????”???????????????????????? ????????????? ???????

?,?????????????????,????,????????,?????????????,????,????????????????,????????,????????????????????????,?,????????,?????????????????

?????,??,?????,????????????????,???????????,?????????

??????????????(??????)?????????????????,?????,????“?????”??,???????????????20???????????????????????,?????????????,?,????,????????????(??)

????:??